策略抽离

Qt/plot/Plot.cpp

@@ -5,6 +5,8 @@
 #include "Core/architecture/Render_Time.h"
 #include "Core/base/global.h"
 #include "Core/plottable/export.h"
+#include "Core/plot/Plot_Core_Access.h"
+#include "Core/architecture/Plot_Render_Context.h"
 #include <QPainter>
 #include <QPointer>
 #include <QResizeEvent>
@@ -134,7 +136,7 @@ void Abs_Plot_Private::paint_event(Abs_Plot* plot, QPaintEvent* event) {
     auto performance_snapshot = performance_overlay_snapshot(*core);
     if (performance_snapshot && !performance_snapshot->image.empty()) {
         Size current_size = core->viewport_size();
-        auto ctx = core->render_context();
+        auto ctx = Plot_Core_Context_Access::render_context(*core);
         std::uint64_t current_viewport_version = ctx ? ctx->viewport_version.load(std::memory_order_acquire) : 0;
         if (performance_snapshot->viewport_size == current_size && performance_snapshot->viewport_version == current_viewport_version) {
             QImage overlay = Qt_Image_Adapter::to_qimage(performance_snapshot->image.view());